Feature:1. Specifications: DC motor controller, 36V 48V universal rated voltage, maximum current is 17A, applicable to 250 350W motors.2. With Wiring: The motor controller is equipped with wiring, standard wires and interfaces, to ensure stable and reliable connection.3. Groove Design: The shell of the motor controller is designed with grooves to ensure good heat dissipation and avoid thermal overload.4. Aluminium Alloy: The motor controller shell is made of aluminum alloy, lightweight and corrosion resistant, not easy to deform or wear.5. Compact Size: The controller has a compact structure, which is easy to install and occupies little space, with strong practicability.Specification:Item Type: Motor ControllerMaterial: Aluminum AlloyRated Voltage: 36V 48V UniversalMaximum Current: 171A.Package List:1 x Motor Controller1 x User ManualNote:Must match the instrument use of model 2 communication protocol.